Details

Time bar (total: 22.9s)

sample250.0ms

Algorithm
intervals
Results
62.0ms45×body1280valid
60.0ms45×body10240exit
39.0ms49×body640valid
22.0ms130×body80valid
11.0ms20×body320valid
8.0ms64×body80nan
6.0ms10×body640nan
6.0msbody1280nan
4.0ms12×body160valid
3.0msbody2560valid
2.0msbody320nan
1.0msbody160nan

simplify2.4s

Counts
1 → 1
Iterations
IterNodes
done5001
73550
6735
5195
473
348
233
120
012

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 24.6b

localize23.0ms

Local error

Found 4 expressions with local error:

0.0b
(- x (/ (log (+ (- 1.0 y) (* y (exp z)))) t))
0.1b
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
1.8b
(log (+ (- 1.0 y) (* y (exp z))))
3.2b
(+ (- 1.0 y) (* y (exp z)))

rewrite131.0ms

Algorithm
rewrite-expression-head
Rules
19×add-sqr-sqrt
16×*-un-lft-identity
14×add-cube-cbrt
13×times-frac
11×add-log-exp
pow1
add-exp-log
log-div add-cbrt-cube
log-pow
flip3-+ div-sub flip-+ insert-posit16 associate-/l*
log-prod associate-/r*
associate-+l+ sum-log sub-neg diff-log associate--r- difference-of-squares
cbrt-undiv +-commutative clear-num frac-2neg flip3-- div-exp rem-log-exp associate-+l- div-inv flip-- distribute-lft-out--
Counts
4 → 83
Calls
4 calls:
10.0ms
(- x (/ (log (+ (- 1.0 y) (* y (exp z)))) t))
61.0ms
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
27.0ms
(log (+ (- 1.0 y) (* y (exp z))))
31.0ms
(+ (- 1.0 y) (* y (exp z)))

series514.0ms

Counts
4 → 12
Calls
4 calls:
127.0ms
(- x (/ (log (+ (- 1.0 y) (* y (exp z)))) t))
195.0ms
(/ (log (+ (- 1.0 y) (* y (exp z)))) t)
124.0ms
(log (+ (- 1.0 y) (* y (exp z))))
67.0ms
(+ (- 1.0 y) (* y (exp z)))

simplify1.6s

Counts
95 → 95
Iterations
IterNodes
done5000
21944
1482
0206

prune608.0ms

Pruning

9 alts after pruning (9 fresh and 0 done)

Merged error: 4.2b

localize40.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (+ (* 1.0 (/ (* z y) t)) (/ (log 1.0) t)))
4.1b
(/ (* z y) t)

rewrite46.0ms

Algorithm
rewrite-expression-head
Rules
add-cbrt-cube add-exp-log add-log-exp
add-sqr-sqrt *-un-lft-identity
add-cube-cbrt
associate-/r* times-frac
pow1 cbrt-undiv diff-log div-exp insert-posit16
clear-num sum-log sub-neg frac-2neg flip3-- prod-exp cbrt-unprod div-inv flip-- associate-/l* associate--r+ distribute-lft-out-- difference-of-squares
Counts
2 → 39
Calls
2 calls:
36.0ms
(- x (+ (* 1.0 (/ (* z y) t)) (/ (log 1.0) t)))
9.0ms
(/ (* z y) t)

series146.0ms

Counts
2 → 6
Calls
2 calls:
118.0ms
(- x (+ (* 1.0 (/ (* z y) t)) (/ (log 1.0) t)))
28.0ms
(/ (* z y) t)

simplify1.1s

Counts
45 → 45
Iterations
IterNodes
done5000
2932
1215
088

prune302.0ms

Pruning

13 alts after pruning (13 fresh and 0 done)

Merged error: 3.0b

localize41.0ms

Local error

Found 2 expressions with local error:

0.0b
(- x (+ (* 1.0 (* z (/ y t))) (/ (log 1.0) t)))
5.4b
(* z (/ y t))

rewrite111.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
13×associate-*r*
12×*-un-lft-identity
10×times-frac add-cube-cbrt
add-cbrt-cube add-exp-log add-log-exp
pow1
associate-*l*
diff-log prod-exp cbrt-unprod insert-posit16 unswap-sqr
cbrt-undiv sum-log sub-neg flip3-- div-exp pow-prod-down associate-*r/ *-commutative div-inv flip-- associate--r+ distribute-lft-out-- difference-of-squares
Counts
2 → 50
Calls
2 calls:
93.0ms
(- x (+ (* 1.0 (* z (/ y t))) (/ (log 1.0) t)))
17.0ms
(* z (/ y t))

series188.0ms

Counts
2 → 6
Calls
2 calls:
152.0ms
(- x (+ (* 1.0 (* z (/ y t))) (/ (log 1.0) t)))
36.0ms
(* z (/ y t))

simplify979.0ms

Counts
56 → 56
Iterations
IterNodes
done5000
21025
1288
0113

prune394.0ms

Pruning

14 alts after pruning (13 fresh and 1 done)

Merged error: 3.0b

localize37.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
0.6b
(cbrt y)
2.2b
(* (* (* z (cbrt y)) (cbrt y)) (/ (cbrt y) t))

rewrite81.0ms

Algorithm
rewrite-expression-head
Rules
25×add-exp-log
22×associate-*r*
20×add-sqr-sqrt *-un-lft-identity add-cube-cbrt
18×cbrt-prod times-frac
16×add-cbrt-cube
13×pow1
12×prod-exp cbrt-unprod
pow-prod-down
insert-posit16 add-log-exp
cbrt-undiv pow1/3 div-exp
associate-*l* associate-*r/ *-commutative div-inv
Counts
4 → 84
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
1.0ms
(cbrt y)
77.0ms
(* (* (* z (cbrt y)) (cbrt y)) (/ (cbrt y) t))

series898.0ms

Counts
4 → 12
Calls
4 calls:
258.0ms
(cbrt y)
273.0ms
(cbrt y)
314.0ms
(cbrt y)
54.0ms
(* (* (* z (cbrt y)) (cbrt y)) (/ (cbrt y) t))

simplify2.6s

Counts
96 → 96
Iterations
IterNodes
done5000
23020
1381
0123

prune582.0ms

Pruning

14 alts after pruning (12 fresh and 2 done)

Merged error: 3.0b

regimes1.5s

Accuracy

61% (5.2b remaining)

Error of 8.9b against oracle of 3.7b and baseline of 17.1b

bsearch114.0ms

Steps
ItersRangePoint
7
-0.21096739287213784
-0.0014124555392904749
-0.005019481635896301

simplify6.0ms

Iterations
IterNodes
done37
137
027

end0.0ms

sample8.2s

Algorithm
intervals
Results
2.4s1533×body10240exit
1.8s1460×body1280valid
1.1s1614×body640valid
717.0ms2548×body80nan
585.0ms3509×body80valid
433.0ms874×body320valid
208.0ms83×body2560valid
153.0ms269×body640nan
133.0ms485×body160valid
86.0ms120×body1280nan
70.0ms195×body320nan
23.0ms107×body160nan